Home / 27,564.98-38,051.30-18,624.59

Finding the Fourth Proportional to 27,564.98, 38,051.30 and 18,624.59

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Solution

The fourth proportional to 27,564.98, 38,051.30 and 18,624.59 is: 25,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,564.98 : 38,051.30 = 18,624.59 : x
  2. Step 2: Convert to fraction form
    27,564.98/38,051.30 = 18,624.59/x
  3. Step 3: Cross multiply
    27,564.98x = 38,051.30 × 18,624.59
  4. Step 4: Simplify right side
    27,564.98x = 708,689,717.77
  5. Step 5: Solve for x
    x = 708,689,717.77/27,564.98
  6. Step 6: Final answer
    x = 25,709.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.